code: def v_term(self, I_k, dt):
      return I_k**2 - dt
  
file_path: torchsde/torchsde/_core/methods/milstein.py
imports: import abc
  from ..None import adjoint_sde
  from ..None import base_solver
  from ...settings import SDE_TYPES, NOISE_TYPES, LEVY_AREA_APPROXIMATIONS, METHOD_OPTIONS
label_desc: Use image node_id 1 for calling the MilsteinIto obj's underlying member method code with example usage: obj.v_term(I_k, dt) and returns: unknown